External USB drives and cloud drives are the two most commonly used storage devices in the world. Compared with the cloud drive, external USB drive does not need to rely on the network, and sometimes it is more convenient. When we need to remove some important privacy data from the USB drive on Mac , there is no Safe Delete menu item to delete them in the Finder. we don't want to those deleted data could be recovered by some data recovery software. If you ever concerned about this case, this article will provide two solutions to permanently erase files and folder in the usb drive on your Mac.

1. Safely Erase the entire USB drive

The most common way is that we can erase the entire disk, if we don't need the all data in the usb drive. We use Disk Utility to erase the volume or disk in macOS.

c). Click the "Select files/ folders..." button to choose the file or folder you want to safely delete from the USB drive.

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